• June 3, 2026
Reconstituted coal

Reconstituted coal is a manufactured solid fuel produced by agglomerating or otherwise processing coal particles and wastes into a uniform, transportable, and often higher-value product. It sits at the intersection…

  • January 4, 2026
Bio-coal

Bio-coal (sometimes called torrefied biomass or hydrochar, depending on the production method) is an engineered solid fuel produced from biological feedstocks that aims to match many properties of fossil **coal**…